Home / 6,776,679.12-9,351,968.04-3,720,905.52

Finding the Fourth Proportional to 6,776,679.12, 9,351,968.04 and 3,720,905.52

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Solution

The fourth proportional to 6,776,679.12, 9,351,968.04 and 3,720,905.52 is: 5,134,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776,679.12 : 9,351,968.04 = 3,720,905.52 : x
  2. Step 2: Convert to fraction form
    6,776,679.12/9,351,968.04 = 3,720,905.52/x
  3. Step 3: Cross multiply
    6,776,679.12x = 9,351,968.04 × 3,720,905.52
  4. Step 4: Simplify right side
    6,776,679.12x = 34,797,789,502,899.58
  5. Step 5: Solve for x
    x = 34,797,789,502,899.58/6,776,679.12
  6. Step 6: Final answer
    x = 5,134,932.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.